Boating Knowledge Base

Have a sailing question? Access NauticEd’s sailing and boating knowledge base, and gain in-depth answers to your sailing questions. If you’re interested in powerboating, visit our new powerboating blog.

The Nautical Chart on a Charter

Even though most sailboat charters are within island groups where the next landfall is typically within sight, every boat should be equipped with complete large-scale charts of the area.
April 5, 2024/by Grant Headifen
Sea spray splashes over a vast ocean surface under a clear sky, capturing the excitement of open water sailing adventure.

Waves, Swells, and Depth

Since waves are primarily the result of surface wind action, they can be accurately predicted. Waves have troughs and crests.
October 15, 2023/by Grant Headifen
Sailor in a red jacket braving rough seas, harnessed on a wet deck with splashing waves, focused on handling the sail.

Sailing Safety Equipment

There is a plethora of equipment specially designed for a variety of emergencies at sea. Some are inexpensive...
October 16, 2023/by Grant Headifen
Boat throttle control diagram showing forward, neutral, and reverse positions to increase RPM.

Sailboat Gear and Throttle Controls

Sailboats, and boats in general, use their gears and throttle to control momentum. It’s unlike driving a car in that you have no brake! Instead, you use your forward and reverse gears and throttle to both increase and decrease speed...
May 22, 2024/by Grant Headifen
Sailboats navigating a marina with wind direction marked, illustrating docking techniques and boat maneuvering strategies.

Dock Slips Docking Techniques

Wind coming into the dock slip channel and your boat is to be docked stern-to, steer into the slip channel...
June 3, 2024/by Grant Headifen

Basic Telltale Control continued

Controlling the telltales by making course adjustments - when making the woolies fly by making course adjustments the rule is...
August 14, 2023/by Grant Headifen
Sailing boat battery switch panel with labels and on/off toggles for negative and positive connections.

DC Electrical System on a Charter Boat

Batteries power the 12 Volt DC “house” electrical system. There may be one or several batteries linked together to supply power...
April 1, 2024/by Grant Headifen
Sailing yacht anchored near rocky cliffs, flag flying high, with calm ocean waters and serene coastal scenery.

Using Multiple Anchors

There are occasions when more than one anchor will add safety and comfort. One possibility is to use one or two anchors...
October 16, 2023/by Grant Headifen
Illustration of sailboats docked at a pier, showing wind direction and spring line for secure mooring.

Docking onto End Ties

Wind blowing you off the dock end ties, plan a fairly steep approach so that you are facing more into the wind.
March 30, 2024/by Grant Headifen

Hull and Keel

A sailboat’s hull and keel receive considerable attention from a sailboat designer since they determine the capacity of the vessel, how fast it will go, and the degree of safety and comfort.
October 16, 2023/by Grant Headifen
Sailboats cruising on open sea under clear skies, showcasing vibrant sails and sleek designs.

Sailboats vs Sailboats Nav Rules

Sailboats On The Same Tack The Rule 12 a(ii) when both have the wind on the same...
August 24, 2023/by Grant Headifen
Top view of a catamaran securely anchored with two lines, showcasing an optimal technique for stable mooring.

Mediterranean Mooring – Long Line Ashore

The long-line-ashore is a useful Mediterranean mooring method. It is mostly used in the Mediterranean as a customary way of mooring a lot of boats along a shoreline.
May 6, 2024/by Grant Headifen
Boat battery wiring diagram showing engine, alternator, battery banks, isolator, charger, and shore power connections.

Typical Boat and Battery Wiring Schematic

Here is a typical wiring schematic of how your batteries are connected into your boat and charging system.
April 15, 2024/by Grant Headifen
Open yacht anchor locker with chain and windlass, showcasing teak deck and railing against blue sea backdrop.

Electric Windlass

An electric windlass is a powerful electric winch that greatly helps in the lowering and raising the anchor.
October 23, 2023/by Grant Headifen

NED Sailing Simulator

Before you play with NED, the sailing simulator, read this first. The graphic below is representative of a real wind meter on...
August 9, 2023/by Grant Headifen

Seasickness on a Bareboat Charter

Here is some education about sea sickness that can help you and your crew overcome it.
April 12, 2024/by Grant Headifen
Sailing to a mooring ball at 60 degrees off the wind

Sailing to a Mooring Ball

Sailing up to a mooring ball is an advanced skill. It will definitely prove your finesse for handling the boat and managing the crew.
September 29, 2024/by Grant Headifen
Group of sailors examining navigation charts at a table in a nautical classroom setting.

Charter Local Area Familiarization

Once you’ve arrived at the charter base, the company will give you an extensive briefing on the local area, where to sail, where not to sail, and they’ll also give you a recommended route to take for the time that you have allotted.
April 4, 2024/by Grant Headifen

Sail TellTales

"Telltales" attached to the sail in strategic positions to "tell" us what the wind is doing at that exact location.
August 11, 2023/by Grant Headifen
Diagram showing Earth's latitude lines from the Equator to 90°N, illustrating the planet's spherical shape and rotation axis.

Latitude and Longitude

The latitude and longitude coordinate system is the key navigational concept for sailing. It is the mariner’s coordinate system.
October 12, 2023/by Grant Headifen

Sailboat Diesel Engine

Thanks go to Mr. Rudolf Diesel who years ago in Germany cleverly invented an engine that today bears his name (luckily, they chose to use his last name)—the sailboat diesel engine.
October 21, 2023/by Grant Headifen

Basic Surface Geometry

Below is a brief summary of how locations are commonly expressed on different surfaces.
October 13, 2023/by Grant Headifen
Sailboat bathroom interior with compact sink, mirror, and toilet, showcasing efficient design for marine use.

Heads on a Charter Boat

You don’t need trouble with the waste system, especially when on vacation.
April 4, 2024/by Grant Headifen
Diagram illustrating a sailboat's interaction with strong wind, showing movement and wind direction.

Planning to use springlines when docking

Like a work of fine engineering, a spring maneuver requires a design. The key is to plan the maneuver by considering the wind, current, and other obstacles, then design the placement and directions of the forces and moments.
May 13, 2024/by Grant Headifen

Last updated on December 6th, 2024